Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP TLE Epoch: 2021 12 15. Predictions up to the next 14.0 days: Date Time(GOES-15) GOES-15 Lat/Lon NPP Lat/Lon Distance(km) Time Diff(sec) 12/16/2021 21:57:12 ( 0.02,-127.69) ( -0.13,-128.21) 60.29 80 12/17/2021 21:41:07 ( 0.00,-127.65) ( 0.90,-123.68) 452.53 80 12/19/2021 10:00:12 ( -0.02,-127.57) ( 0.31,-128.94) 155.79 80 12/20/2021 09:44:06 ( -0.01,-127.53) ( -0.73,-124.41) 356.38 80 12/21/2021 22:03:21 ( 0.03,-127.47) ( -0.48,-129.70) 255.01 80 12/22/2021 21:47:14 ( 0.02,-127.42) ( 0.50,-125.16) 257.04 80 12/24/2021 10:06:21 ( -0.04,-127.34) ( 0.65,-130.43) 351.69 80 12/25/2021 09:50:14 ( -0.03,-127.29) ( -0.33,-125.89) 159.95 80 12/26/2021 22:09:29 ( 0.05,-127.22) ( -0.82,-131.19) 452.48 80 12/27/2021 21:53:23 ( 0.04,-127.17) ( 0.16,-126.65) 59.12 80